Which printing and packaging factories in Chengdu are better?

Environmental protection jelly glue packaging of this product? Let's see, both packaging co., ltd and Chengdu xing printing co., ltd have done well. Compared with other printing companies in Chengdu, they have done a good job in quality. Especially Shi Sheng Li Yin Company, its product quality is quite good, the materials used are of high quality and the speed is very fast. I recommend you to choose this one. I hope I can help you.